Download OU B.Sc 2019 June-July 6th and 7th Semester 3328 Computer Networks Question Paper

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B.Sc. VI-Semester (CBCS) Examination, May / June 2019

Subject : Computer Science

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Paper - VII (DSC) : Computer Networks

Time : 3 Hours Max. Marks: 60

PART - A (5 x 3 = 15 Marks)

(Short Answer Type)

Note : Answer any FIVE of the following questions.

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1. What are the data communication components?
2. Explain Time Division multiplexing in detail.
3. Explain about Tokening in detail.
4. Define packet Switching.
5. Define the terms (a) Router (b) Repeater

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6. Explain the functions of transport Layer.
7. Write about STP (Shielded Twisted Pair).
8. Define IP address.

PART - B (3 x 15 = 45 Marks)

(Essay Answer Type)

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Note: Answer ALL from the questions.

9. (a) Differentiate between TCP / IP and OSI Reference model.
   OR
   (b) (i) Write in detail about unguided transmission media.
   (ii) Write in detail about different topologies.

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10. (a) (i) Explain in detail about Token ring.
    (ii) Write a short notes on Ethernet.
    OR
    (b) (i) Define error detection and list out different error detection techniques in detail.
    (ii) Write short notes on sliding Window protocol.

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11. (a) Explain link state Routing protocol in detail.
    OR
    (b) Explain in detail about the services provided by Transport layer protocols.

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